From: Shunqian Zheng <zhengsq-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
To: joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org,
heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
mark.rutland-5wv7dgnIgG8@public.gmane.org,
linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org,
mark.yao-TNX95d0MmH7DzftRWevZcw@public.gmane.org,
airlied-cv59FeDIM0c@public.gmane.org,
tfiga-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org,
xxm-TNX95d0MmH7DzftRWevZcw@public.gmane.org
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org,
linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: [PATCH v3 2/6] iommu/rockchip: add map_sg callback for rk_iommu_ops
Date: Wed, 15 Jun 2016 20:04:41 +0800 [thread overview]
Message-ID: <1465992285-16187-3-git-send-email-zhengsq@rock-chips.com> (raw)
In-Reply-To: <1465992285-16187-1-git-send-email-zhengsq-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
From: Simon Xue <xxm-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
The iommu_dma_alloc() in iommu/dma-iommu.c calls iommu_map_sg()
that requires the callback iommu_ops .map_sg(). Adding the
default_iommu_map_sg() to rockchip iommu accordingly.
Signed-off-by: Simon Xue <xxm-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
Signed-off-by: Shunqian Zheng <xxm-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
Reviewed-by: Tomasz Figa <tfiga-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
---
drivers/iommu/rockchip-iommu.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c
index ec0ce62..3c16ec3 100644
--- a/drivers/iommu/rockchip-iommu.c
+++ b/drivers/iommu/rockchip-iommu.c
@@ -1022,6 +1022,7 @@ static const struct iommu_ops rk_iommu_ops = {
.detach_dev = rk_iommu_detach_device,
.map = rk_iommu_map,
.unmap = rk_iommu_unmap,
+ .map_sg = default_iommu_map_sg,
.add_device = rk_iommu_add_device,
.remove_device = rk_iommu_remove_device,
.iova_to_phys = rk_iommu_iova_to_phys,
--
1.9.1
next prev parent reply other threads:[~2016-06-15 12:04 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-15 12:04 [PATCH v3 0/6] fix bugs; enable iommu for ARM64 Shunqian Zheng
2016-06-15 12:04 ` [PATCH v3 4/6] drm: rockchip: use common iommu api to attach iommu Shunqian Zheng
[not found] ` <1465992285-16187-5-git-send-email-zhengsq-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
2016-06-15 14:24 ` Tomasz Figa via iommu
[not found] ` <1465992285-16187-1-git-send-email-zhengsq-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
2016-06-15 12:04 ` [PATCH v3 1/6] iommu/rockchip: fix devm_{request,free}_irq parameter Shunqian Zheng
2016-06-15 12:04 ` Shunqian Zheng [this message]
2016-06-15 12:04 ` [PATCH v3 3/6] iommu/rockchip: support virtual iommu slave device Shunqian Zheng
2016-06-15 14:21 ` Tomasz Figa
2016-06-15 12:04 ` [PATCH v3 5/6] iommu/rockchip: use DMA API to map, to flush cache Shunqian Zheng
[not found] ` <1465992285-16187-6-git-send-email-zhengsq-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
2016-06-15 14:31 ` Tomasz Figa via iommu
2016-06-15 12:04 ` [PATCH v3 6/6] iommu/rockchip: enable rockchip iommu on ARM64 platform Shunqian Zheng
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